Analysis
- max time kernel
94s - max time network
95s - platform
windows10-2004_x64 - resource
win10v2004-20240802-en - resource tags
- submitted
30/09/2024, 19:41
General
- Target edaa4e44df8652613f83cab2b7790f3a8c0086fee134747747afc139e5481ad4.exe
- Size 15.8MB
- Sample240930-yele4ssbln
- SHA256 edaa4e44df8652613f83cab2b7790f3a8c0086fee134747747afc139e5481ad4
Malware Config
Signatures
- NetSupport
NetSupport is a remote access tool sold as a legitimate system administration software.
- Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
- Executes dropped EXE 2 IoCs
- Loads dropped DLL 6 IoCs
- Adds Run key to start application 2 TTPs 1 IoCs
- Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
- Drops file in Program Files directory 64 IoCs
- Command and Scripting Interpreter: PowerShell 1 TTPs 1 IoCs
Using powershell.exe command.
- Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
- System Location Discovery: System Language Discovery 1 TTPs 4 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
- Suspicious behavior: EnumeratesProcesses 4 IoCs
- Suspicious use of AdjustPrivilegeToken 2 IoCs
- Suspicious use of FindShellTrayWindow 2 IoCs
- Suspicious use of WriteProcessMemory 9 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\edaa4e44df8652613f83cab2b7790f3a8c0086fee134747747afc139e5481ad4.exe"C:\Users\Admin\AppData\Local\Temp\edaa4e44df8652613f83cab2b7790f3a8c0086fee134747747afc139e5481ad4.exe"1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Local\Temp\is-JSP4O.tmp\edaa4e44df8652613f83cab2b7790f3a8c0086fee134747747afc139e5481ad4.tmp"C:\Users\Admin\AppData\Local\Temp\is-JSP4O.tmp\edaa4e44df8652613f83cab2b7790f3a8c0086fee134747747afc139e5481ad4.tmp" /SL5="$70048,15648808,1044992,C:\Users\Admin\AppData\Local\Temp\edaa4e44df8652613f83cab2b7790f3a8c0086fee134747747afc139e5481ad4.exe"2⤵
- Checks computer location settings
- Executes dropped EXE
- Adds Run key to start application
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of FindShellTrayWindow
- Suspicious use of WriteProcessMemory
-
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -ExecutionPolicy Bypass -File "C:\Users\Admin\AppData\Local\Temp\is-T8CJ4.tmp\temp_script.ps1"3⤵
- Drops file in Program Files directory
- Command and Scripting Interpreter: PowerShell
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
-
C:\Program Files (x86)\Cisco\Cisco Secure Client\client32.exe"C:\Program Files (x86)\Cisco\Cisco Secure Client\client32.exe"4⤵
- Executes dropped EXE
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of FindShellTrayWindow
-
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
HTCTL32.DLL
X0kHjZlDcHCNJhqB.zip
NSM.LIC
PCICHEK.DLL
PCICL32.dll
csc_ui.exe
is-EU1JT.tmp
client32.exe
client32.ini
msvcr100.dll
pcicapi.dll
__PSScriptPolicyTest_4tbgpj3v.kgw.ps1
edaa4e44df8652613f83cab2b7790f3a8c0086fee134747747afc139e5481ad4.tmp
temp_script.ps1
memory/2680-568-0x0000000073200000-0x00000000739B0000-memory.dmp
memory/2680-535-0x0000000073200000-0x00000000739B0000-memory.dmp
memory/2680-551-0x0000000006480000-0x000000000649E000-memory.dmp
memory/2680-552-0x00000000064A0000-0x00000000064EC000-memory.dmp
memory/2680-539-0x0000000005E00000-0x0000000005E66000-memory.dmp
memory/2680-556-0x000000006FA90000-0x000000006FADC000-memory.dmp
memory/2680-555-0x0000000006A40000-0x0000000006A72000-memory.dmp
memory/2680-567-0x0000000006A00000-0x0000000006A1E000-memory.dmp
memory/2680-566-0x0000000073200000-0x00000000739B0000-memory.dmp
memory/2680-569-0x0000000007670000-0x0000000007713000-memory.dmp
memory/2680-540-0x0000000073200000-0x00000000739B0000-memory.dmp
memory/2680-570-0x0000000007DF0000-0x000000000846A000-memory.dmp
memory/2680-571-0x00000000077B0000-0x00000000077CA000-memory.dmp
memory/2680-572-0x0000000007820000-0x000000000782A000-memory.dmp
memory/2680-573-0x0000000007A70000-0x0000000007B06000-memory.dmp
memory/2680-574-0x00000000079A0000-0x00000000079B1000-memory.dmp
memory/2680-533-0x000000007320E000-0x000000007320F000-memory.dmp
memory/2680-631-0x0000000073200000-0x00000000739B0000-memory.dmp
memory/2680-534-0x0000000004E90000-0x0000000004EC6000-memory.dmp
memory/2680-546-0x0000000005E70000-0x00000000061C4000-memory.dmp
memory/2680-576-0x0000000007A00000-0x0000000007A22000-memory.dmp
memory/2680-577-0x0000000008A20000-0x0000000008FC4000-memory.dmp
memory/2680-578-0x0000000073200000-0x00000000739B0000-memory.dmp
memory/2680-579-0x0000000007B90000-0x0000000007BA2000-memory.dmp
memory/2680-580-0x0000000007B80000-0x0000000007B8A000-memory.dmp
memory/2680-538-0x0000000005D90000-0x0000000005DF6000-memory.dmp
memory/2680-537-0x00000000055B0000-0x00000000055D2000-memory.dmp
memory/2680-536-0x0000000005630000-0x0000000005C58000-memory.dmp
memory/2824-8-0x0000000000400000-0x000000000050C000-memory.dmp
memory/2824-2-0x0000000000401000-0x00000000004B7000-memory.dmp
memory/2824-0-0x0000000000400000-0x000000000050C000-memory.dmp
memory/2824-637-0x0000000000400000-0x000000000050C000-memory.dmp
memory/2828-575-0x0000000000400000-0x0000000000748000-memory.dmp
memory/2828-12-0x0000000000400000-0x0000000000748000-memory.dmp
memory/2828-10-0x0000000000400000-0x0000000000748000-memory.dmp
memory/2828-6-0x0000000000400000-0x0000000000748000-memory.dmp
memory/2828-636-0x0000000000400000-0x0000000000748000-memory.dmp